Home / 140,416,963,273.40-210,625,444,910.10-129,672,501,711.80

Finding the Fourth Proportional to 140,416,963,273.40, 210,625,444,910.10 and 129,672,501,711.80

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Solution

The fourth proportional to 140,416,963,273.40, 210,625,444,910.10 and 129,672,501,711.80 is: 194,508,752,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,416,963,273.40 : 210,625,444,910.10 = 129,672,501,711.80 : x
  2. Step 2: Convert to fraction form
    140,416,963,273.40/210,625,444,910.10 = 129,672,501,711.80/x
  3. Step 3: Cross multiply
    140,416,963,273.40x = 210,625,444,910.10 × 129,672,501,711.80
  4. Step 4: Simplify right side
    140,416,963,273.40x = 27,312,328,365,653,578,743,808
  5. Step 5: Solve for x
    x = 27,312,328,365,653,578,743,808/140,416,963,273.40
  6. Step 6: Final answer
    x = 194,508,752,567.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.